Answer:
D: It would fizz in acid.
Explanation:
Marble is a limestone & will have an acid reaction that is similar to the limestone from which it was formed.
 
        
                    
             
        
        
        
You should post the diagrams but basically there are more cells than tissues and more tissues than organs
        
                    
             
        
        
        
Answer:
Mitochondria are double membrane bound cytoplasmic organelles present in most eukaryotic cells. They are responsible for aerobic respiration.
Explanation:
 
        
             
        
        
        
The correct answer that would best complete the given statement above is "morphology". Sometimes the form or appearance of an organism is studied to determine a taxon. The scientist is using morphology. Morphology is a branch of biology, which studies about the form of living organisms and its relationship between their structures. 
        
             
        
        
        
Answer:
All options seem to be feasible here, a) Currently, blood tests are done at birth to screen for phenylketonuria (PKU).  Option b) For a person with PKU, fruits, vegetables, grains, and special prescription formulas should compose the bulk of the diet. c) Individuals with PKU cannot metabolize phenylalanine
Explanation:
Blood tests have been part of the Newborn screening program for many diseases, including PKU (option a)
Special diets programs including low ingesta of the amino acid Phenylalanine, have been used to control the disorder (option b)
The impossibilty to metabolize phenylalanine is the main feature of this genetic disorder (option c)